JPS61500582A - 信号伝送における送信媒体による周波数依存減衰を修正する装置 - Google Patents
信号伝送における送信媒体による周波数依存減衰を修正する装置Info
- Publication number
- JPS61500582A JPS61500582A JP59504160A JP50416084A JPS61500582A JP S61500582 A JPS61500582 A JP S61500582A JP 59504160 A JP59504160 A JP 59504160A JP 50416084 A JP50416084 A JP 50416084A JP S61500582 A JPS61500582 A JP S61500582A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- frequency
- filter
- dependent attenuation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000001419 dependent effect Effects 0.000 title claims description 12
- 230000008054 signal transmission Effects 0.000 title claims description 5
- 230000005540 biological transmission Effects 0.000 title description 14
- 230000010354 integration Effects 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 9
- 230000002238 attenuated effect Effects 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
- H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
- H04L27/148—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using filters, including PLL-type filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/01—Equalisers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Physics & Mathematics (AREA)
- Networks Using Active Elements (AREA)
- Transmitters (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
- Filters And Equalizers (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Noise Elimination (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Control Of Electric Motors In General (AREA)
- Dc Digital Transmission (AREA)
- Selective Calling Equipment (AREA)
- Electronic Switches (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8306671-2 | 1983-12-02 | ||
| SE8306671A SE440301B (sv) | 1983-12-02 | 1983-12-02 | Anordning for att vid signaloverforing korrigera for frekvensberoende dempning hos overforingsmediet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61500582A true JPS61500582A (ja) | 1986-03-27 |
Family
ID=20353566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59504160A Pending JPS61500582A (ja) | 1983-12-02 | 1984-10-31 | 信号伝送における送信媒体による周波数依存減衰を修正する装置 |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US4639935A (no) |
| EP (1) | EP0163685B1 (no) |
| JP (1) | JPS61500582A (no) |
| KR (1) | KR900004408B1 (no) |
| AT (1) | ATE33912T1 (no) |
| AU (1) | AU567986B2 (no) |
| BR (1) | BR8407204A (no) |
| CA (1) | CA1211799A (no) |
| DE (1) | DE3470824D1 (no) |
| DK (1) | DK351085A (no) |
| ES (1) | ES537989A0 (no) |
| FI (1) | FI852434A0 (no) |
| GR (1) | GR80984B (no) |
| IT (1) | IT1178662B (no) |
| MX (1) | MX156566A (no) |
| NO (1) | NO163259C (no) |
| NZ (1) | NZ210055A (no) |
| PT (1) | PT79439B (no) |
| SE (1) | SE440301B (no) |
| WO (1) | WO1985002509A1 (no) |
| YU (1) | YU201484A (no) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2607987B1 (fr) * | 1986-12-05 | 1989-02-10 | Thomson Csf | Procede et dispositif de modulation et de demodulation a plusieurs etats, a niveau de protection ajustable |
| US7311899B2 (en) * | 2002-02-04 | 2007-12-25 | L'oreal S.A. | Compositions comprising at least one silicone, at least one compound comprising at least one ester group, and at least one copolymer, and methods for using the same |
| JP4652060B2 (ja) | 2005-01-11 | 2011-03-16 | 日東電工株式会社 | 粘着テープ及び粘着テープ用基材 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2855506A (en) * | 1956-02-29 | 1958-10-07 | Mackay Radio & Telegraph Co | Automatic frequency control circuit for frequency shift radio telegraphy |
| US3205442A (en) * | 1961-12-21 | 1965-09-07 | Bell Telephone Labor Inc | Automatic adjustable equalizer for signal amplitude variations |
| US3810019A (en) * | 1972-09-25 | 1974-05-07 | Sperry Rand Corp | Multifrequency communication system for fading channels |
| US3820042A (en) * | 1973-05-03 | 1974-06-25 | Bell Telephone Labor Inc | Fast start-up system for automatic transversal equalizers |
| GB2036509B (en) * | 1978-10-27 | 1983-01-26 | Kokusai Denshin Denwa Co Ltd | Automatic phase and amplitude equalisation of fm signals |
| AU5630880A (en) * | 1979-03-06 | 1980-09-11 | R.J. Carpenter | Digitally controlled analog filtering |
| JPS57170656A (en) * | 1981-04-14 | 1982-10-20 | Nec Corp | Multi-frequency signal receiver |
| US4409593A (en) * | 1982-01-11 | 1983-10-11 | General Electric Company | Threshold-less collision detection and bit arbitration in a CFSK data system |
| US4528674A (en) * | 1983-08-22 | 1985-07-09 | E-Systems, Inc. | Method and apparatus for baseband generation of a spread spectrum reference signal for use in an LMS adaptive array processor |
-
1983
- 1983-12-02 SE SE8306671A patent/SE440301B/sv not_active IP Right Cessation
-
1984
- 1984-10-31 NZ NZ210055A patent/NZ210055A/xx unknown
- 1984-10-31 JP JP59504160A patent/JPS61500582A/ja active Pending
- 1984-10-31 AT AT84904200T patent/ATE33912T1/de not_active IP Right Cessation
- 1984-10-31 PT PT79439A patent/PT79439B/pt unknown
- 1984-10-31 US US06/749,533 patent/US4639935A/en not_active Expired - Fee Related
- 1984-10-31 DE DE8484904200T patent/DE3470824D1/de not_active Expired
- 1984-10-31 AU AU36132/84A patent/AU567986B2/en not_active Ceased
- 1984-10-31 WO PCT/SE1984/000368 patent/WO1985002509A1/en active IP Right Grant
- 1984-10-31 BR BR8407204A patent/BR8407204A/pt not_active IP Right Cessation
- 1984-10-31 EP EP84904200A patent/EP0163685B1/en not_active Expired
- 1984-11-07 KR KR1019840006967A patent/KR900004408B1/ko active IP Right Grant
- 1984-11-12 MX MX84203355A patent/MX156566A/es unknown
- 1984-11-13 CA CA000467679A patent/CA1211799A/en not_active Expired
- 1984-11-20 GR GR80984A patent/GR80984B/el unknown
- 1984-11-27 YU YU02014/84A patent/YU201484A/xx unknown
- 1984-11-27 ES ES537989A patent/ES537989A0/es active Granted
- 1984-11-30 IT IT23834/84A patent/IT1178662B/it active
-
1985
- 1985-06-19 FI FI852434A patent/FI852434A0/fi not_active Application Discontinuation
- 1985-07-31 NO NO85853040A patent/NO163259C/no unknown
- 1985-08-01 DK DK351085A patent/DK351085A/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AU3613284A (en) | 1985-06-13 |
| GR80984B (en) | 1984-11-29 |
| PT79439A (en) | 1984-11-01 |
| ATE33912T1 (de) | 1988-05-15 |
| FI852434L (fi) | 1985-06-19 |
| MX156566A (es) | 1988-09-09 |
| DK351085D0 (da) | 1985-08-01 |
| PT79439B (en) | 1986-08-05 |
| SE8306671D0 (sv) | 1983-12-02 |
| NO163259C (no) | 1990-04-25 |
| WO1985002509A1 (en) | 1985-06-06 |
| EP0163685A1 (en) | 1985-12-11 |
| ES8602315A1 (es) | 1985-11-01 |
| IT1178662B (it) | 1987-09-16 |
| FI852434A0 (fi) | 1985-06-19 |
| NO163259B (no) | 1990-01-15 |
| SE440301B (sv) | 1985-07-22 |
| IT8423834A0 (it) | 1984-11-30 |
| DK351085A (da) | 1985-08-01 |
| ES537989A0 (es) | 1985-11-01 |
| AU567986B2 (en) | 1987-12-10 |
| CA1211799A (en) | 1986-09-23 |
| EP0163685B1 (en) | 1988-04-27 |
| NZ210055A (en) | 1988-10-28 |
| SE8306671L (sv) | 1985-06-03 |
| NO853040L (no) | 1985-07-31 |
| KR900004408B1 (ko) | 1990-06-25 |
| BR8407204A (pt) | 1985-11-05 |
| DE3470824D1 (en) | 1988-06-01 |
| US4639935A (en) | 1987-01-27 |
| IT8423834A1 (it) | 1986-05-30 |
| YU201484A (en) | 1987-02-28 |
| KR850005053A (ko) | 1985-08-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4988972A (en) | Method for transmitting and receiving signals over transmission power lines | |
| US4206316A (en) | Transmitter-receiver system utilizing pulse position modulation and pulse compression | |
| JPS6133300B2 (no) | ||
| US3178515A (en) | Plural modulation communication system | |
| US4217467A (en) | Amplitude and periodic phase modulation transmission system | |
| JPS61500582A (ja) | 信号伝送における送信媒体による周波数依存減衰を修正する装置 | |
| GB2148076A (en) | Microprocessor fsk data communications module | |
| US4564823A (en) | Fractional-cycle time/amplitude modulation | |
| GB2031693A (en) | Timing signal extraction system | |
| CA1045209A (en) | Fm-am converter | |
| JPH07506466A (ja) | 搬送波を変調した信号を伝送する回路装置 | |
| US4039959A (en) | Two-tone decoder having high noise immunity | |
| US4250453A (en) | Narrow band level detector for detecting a periodic signal | |
| JPS5829664B2 (ja) | ハンソウシユウハスウ ノ ビデオデンソウケイ オヨビ デ−タデンソウケイ ニ オケル ハンソウハサイセイカイロソウチ | |
| US4166923A (en) | Amplitude- and periodic phase-modulation transmission system | |
| EP0360537B1 (en) | Frequency demodulation circuit | |
| US4130839A (en) | Circuitry for a facsimile receiver for regeneration of carrier for an amplitude modulated suppressed carrier signal | |
| EP0289346A2 (en) | Frequency demodulation circuit | |
| JP2672489B2 (ja) | ビデオ信号用変調装置 | |
| JP2965593B2 (ja) | 復調装置およびデータ伝送システム | |
| US20240006918A1 (en) | ASK Modulation & Demodulation System | |
| SU1282360A1 (ru) | Устройство сопр жени бытового видеомагнитофона с телевизионным приемником | |
| KR820001532B1 (ko) | 진폭변조 억압 반송 신호 재생용 팩시밀리 수신기 회로 | |
| SU1413716A1 (ru) | Преобразователь частоты в напр жение | |
| JPS6122501B2 (no) |